|This item could only be obtained prior to patch 4.0.3a.
As a quest objective
Combining two Un'Goro Soil samples and a in an yields an . The herb casing yields one of several herbs, often , an item used in a couple repeatable quests to gain reputation with Thunder Bluff or Darnassus.
- Patch 4.0.3a (2010-11-23): Removed.